Blade article for concrete surface grinding wheel



FIG. 1 is a perspective view of a blade article for a concrete surface grinding wheel according to my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a rear plan view thereof;

FIG. 4 is a front elevation view thereof; and,

FIG. 5 is an exemplary diagram showing the application thereof, the broken lines being shown for illustrative purposes only and form no part of the claimed design. 

CLAIM The ornamental design for a blade article for a concrete surface grinding wheel, as shown and described. 